Galavant - a music comedy (with music by Alan Menken known for many modern Disney animated classics). Here's a long form trailer to get you in the mood and inspire your costumes for this year...
http://abc.go.com/shows/galavant/video/most-recent/VDKA0_3ha8t53w (http://abc.go.com/shows/galavant/video/most-recent/VDKA0_3ha8t53w)
The peasants are so....clean.